text: /******************************************************************************
  *                                                                             *
  * License Agreement                                                           *
  *                                                                             *
  * Copyright (c) 2003 Altera Corporation, San Jose, California, USA.           *
  * All rights reserved.                                                        *
  *                                                                             *
  * Permission is hereby granted, free of charge, to any person obtaining a     *
  * copy of this software and associated documentation files (the "Software"),  *
  * to deal in the Software without restriction, including without limitation   *
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,    *
  * and/or sell copies of the Software, and to permit persons to whom the       *
  * Software is furnished to do so, subject to the following conditions:        *
  *                                                                             *
  * The above copyright notice and this permission notice shall be included in  *
  * all copies or substantial portions of the Software.                         *
  *                                                                             *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  *
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,    *
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE *
  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      *
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING     *
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER         *
  * DEALINGS IN THE SOFTWARE.                                                   *
  *                                                                             *
  * This agreement shall be governed in all respects by the laws of the State   *
  * of California and by the laws of the United States of America.              *
  *                                                                             *
  ******************************************************************************/
  
  #ifndef __ALTERA_AVALON_PIO_REGS_H__
  #define __ALTERA_AVALON_PIO_REGS_H__
  
  #include <io.h>
  
  #define IOADDR_ALTERA_AVALON_PIO_DATA(base)           __IO_CALC_ADDRESS_NATIVE(base, 0)
  #define IORD_ALTERA_AVALON_PIO_DATA(base)             IORD(base, 0) 
  #define IOWR_ALTERA_AVALON_PIO_DATA(base, data)       IOWR(base, 0, data)
  
  #define IOADDR_ALTERA_AVALON_PIO_DIRECTION(base)      __IO_CALC_ADDRESS_NATIVE(base, 1)
  #define IORD_ALTERA_AVALON_PIO_DIRECTION(base)        IORD(base, 1) 
  #define IOWR_ALTERA_AVALON_PIO_DIRECTION(base, data)  IOWR(base, 1, data)
  
  #define IOADDR_ALTERA_AVALON_PIO_IRQ_MASK(base)       __IO_CALC_ADDRESS_NATIVE(base, 2)
  #define IORD_ALTERA_AVALON_PIO_IRQ_MASK(base)         IORD(base, 2) 
  #define IOWR_ALTERA_AVALON_PIO_IRQ_MASK(base, data)   IOWR(base, 2, data)
  
  #define IOADDR_ALTERA_AVALON_PIO_EDGE_CAP(base)       __IO_CALC_ADDRESS_NATIVE(base, 3)
  #define IORD_ALTERA_AVALON_PIO_EDGE_CAP(base)         IORD(base, 3) 
  #define IOWR_ALTERA_AVALON_PIO_EDGE_CAP(base, data)   IOWR(base, 3, data)
  
  
  #define IOADDR_ALTERA_AVALON_PIO_SET_BIT(base)       __IO_CALC_ADDRESS_NATIVE(base, 4)
  #define IORD_ALTERA_AVALON_PIO_SET_BITS(base)         IORD(base, 4) 
  #define IOWR_ALTERA_AVALON_PIO_SET_BITS(base, data)   IOWR(base, 4, data)
      
  #define IOADDR_ALTERA_AVALON_PIO_CLEAR_BITS(base)       __IO_CALC_ADDRESS_NATIVE(base, 5)
  #define IORD_ALTERA_AVALON_PIO_CLEAR_BITS(base)         IORD(base, 5) 
  #define IOWR_ALTERA_AVALON_PIO_CLEAR_BITS(base, data)   IOWR(base, 5, data)
       
  
   
  /* Defintions for direction-register operation with bi-directional PIOs */
  #define ALTERA_AVALON_PIO_DIRECTION_INPUT  0
  #define ALTERA_AVALON_PIO_DIRECTION_OUTPUT 1
  
  #endif /* __ALTERA_AVALON_PIO_REGS_H__ */
  